Captain George Eyston's car during its 347 miles per hour runs on a sandy beach, during a trial run in Bonneville, Utah.

Captain George Eyston's car does 347 miles per hour during a trial run in Bonneville, Utah. Spectators and mechanics' team with support staff under shades during the trial run. The car runs on the sandy beach and touches the figure of 347 miles per hour. The failure of electrical timing device makes the record unofficial.